*Heading
 1D wave propagation, acoustic medium
**
** PARTS
**
*Part, name=ac3d10
*End Part
*Part, name=ac3d15
*End Part
*Part, name=ac3d20
*End Part
*Part, name=ac3d4
*End Part
*Part, name=ac3d6
*End Part
*Part, name=ac3d8
*End Part
*Part, name=ac3d5
*End Part
**
** ASSEMBLY
**
*Assembly, name=Assembly
**  
*Instance, name=ac3d8-1, part=ac3d8
*Node
      1,         0.01,         0.01,          0.1
      2,         0.01,           0.,          0.1
      3,         0.01,         0.01,         0.09
      4,         0.01,           0.,         0.09
      5,         0.01,         0.01,         0.08
      6,         0.01,           0.,         0.08
      7,         0.01,         0.01,         0.07
      8,         0.01,           0.,         0.07
      9,         0.01,         0.01,         0.06
     10,         0.01,           0.,         0.06
     11,         0.01,         0.01,         0.05
     12,         0.01,           0.,         0.05
     13,         0.01,         0.01,         0.04
     14,         0.01,           0.,         0.04
     15,         0.01,         0.01,         0.03
     16,         0.01,           0.,         0.03
     17,         0.01,         0.01,         0.02
     18,         0.01,           0.,         0.02
     19,         0.01,         0.01,         0.01
     20,         0.01,           0.,         0.01
     21,         0.01,         0.01,           0.
     22,         0.01,           0.,           0.
     23,           0.,         0.01,          0.1
     24,           0.,           0.,          0.1
     25,           0.,         0.01,         0.09
     26,           0.,           0.,         0.09
     27,           0.,         0.01,         0.08
     28,           0.,           0.,         0.08
     29,           0.,         0.01,         0.07
     30,           0.,           0.,         0.07
     31,           0.,         0.01,         0.06
     32,           0.,           0.,         0.06
     33,           0.,         0.01,         0.05
     34,           0.,           0.,         0.05
     35,           0.,         0.01,         0.04
     36,           0.,           0.,         0.04
     37,           0.,         0.01,         0.03
     38,           0.,           0.,         0.03
     39,           0.,         0.01,         0.02
     40,           0.,           0.,         0.02
     41,           0.,         0.01,         0.01
     42,           0.,           0.,         0.01
     43,           0.,         0.01,           0.
     44,           0.,           0.,           0.
*Element, type=AC3D8,elset=eall
 1, 23, 24, 26, 25,  1,  2,  4,  3
 2, 25, 26, 28, 27,  3,  4,  6,  5
 3, 27, 28, 30, 29,  5,  6,  8,  7
 4, 29, 30, 32, 31,  7,  8, 10,  9
 5, 31, 32, 34, 33,  9, 10, 12, 11
 6, 33, 34, 36, 35, 11, 12, 14, 13
 7, 35, 36, 38, 37, 13, 14, 16, 15
 8, 37, 38, 40, 39, 15, 16, 18, 17
 9, 39, 40, 42, 41, 17, 18, 20, 19
10, 41, 42, 44, 43, 19, 20, 22, 21
** Region: (Section-1:Picked)
*Elset, elset=_PickedSet3, internal, generate
 1, 10,  1
** Section: Section-1
*Solid Section, elset=_PickedSet3, material=air
1.,
*End Instance
**  
*Instance, name=ac3d6-1, part=ac3d6
        0.05,           0.,           0.
*Node
      1,         0.01,         0.01,          0.1
      2,         0.01,           0.,          0.1
      3,         0.01,           0.,           0.
      4,         0.01,         0.01,           0.
      5,         0.01,           0.,         0.01
      6,         0.01,           0.,         0.02
      7,         0.01,           0.,         0.03
      8,         0.01,           0.,         0.04
      9,         0.01,           0.,         0.05
     10,         0.01,           0.,         0.06
     11,         0.01,           0.,         0.07
     12,         0.01,           0.,         0.08
     13,         0.01,           0.,         0.09
     14,         0.01,         0.01,         0.01
     15,         0.01,         0.01,         0.02
     16,         0.01,         0.01,         0.03
     17,         0.01,         0.01,         0.04
     18,         0.01,         0.01,         0.05
     19,         0.01,         0.01,         0.06
     20,         0.01,         0.01,         0.07
     21,         0.01,         0.01,         0.08
     22,         0.01,         0.01,         0.09
     23,  -2.235174e-10,         0.01,          0.1
     24,  -2.235174e-10,           0.,          0.1
     25,  -2.235174e-10,           0.,           0.
     26,  -2.235174e-10,         0.01,           0.
     27,  -2.235174e-10,           0.,         0.01
     28,  -2.235174e-10,           0.,         0.02
     29,  -2.235174e-10,           0.,         0.03
     30,  -2.235174e-10,           0.,         0.04
     31,  -2.235174e-10,           0.,         0.05
     32,  -2.235174e-10,           0.,         0.06
     33,  -2.235174e-10,           0.,         0.07
     34,  -2.235174e-10,           0.,         0.08
     35,  -2.235174e-10,           0.,         0.09
     36,  -2.235174e-10,         0.01,         0.01
     37,  -2.235174e-10,         0.01,         0.02
     38,  -2.235174e-10,         0.01,         0.03
     39,  -2.235174e-10,         0.01,         0.04
     40,  -2.235174e-10,         0.01,         0.05
     41,  -2.235174e-10,         0.01,         0.06
     42,  -2.235174e-10,         0.01,         0.07
     43,  -2.235174e-10,         0.01,         0.08
     44,  -2.235174e-10,         0.01,         0.09
*Element, type=AC3D6,elset=eall
 1,  1, 13,  2, 23, 35, 24
 2, 15,  7, 16, 37, 29, 38
 3,  4,  3,  5, 26, 25, 27
 4,  4,  5, 14, 26, 27, 36
 5,  5,  6, 14, 27, 28, 36
 6, 14,  6, 15, 36, 28, 37
 7,  6,  7, 15, 28, 29, 37
 8, 16,  8, 17, 38, 30, 39
 9,  9, 10, 18, 31, 32, 40
10, 19, 11, 20, 41, 33, 42
11, 12, 13, 21, 34, 35, 43
12,  7,  8, 16, 29, 30, 38
13,  8,  9, 17, 30, 31, 39
14, 17,  9, 18, 39, 31, 40
15, 18, 10, 19, 40, 32, 41
16, 11, 19, 10, 33, 41, 32
17, 12, 20, 11, 34, 42, 33
18, 12, 21, 20, 34, 43, 42
19, 13, 22, 21, 35, 44, 43
20, 13,  1, 22, 35, 23, 44
** Region: (Section-1:Picked)
*Elset, elset=_PickedSet3, internal, generate
  1,  20,   1
** Section: Section-1
*Solid Section, elset=_PickedSet3, material=air
1.,
*End Instance
**  
*Instance, name=ac3d4-1, part=ac3d4
       0.025,           0.,           0.
*Node
      1,         0.01,         0.01,          0.1
      2,         0.01,           0.,          0.1
      3,         0.01,           0.,           0.
      4,         0.01,         0.01,           0.
      5,           0.,           0.,          0.1
      6,           0.,           0.,           0.
      7,           0.,         0.01,           0.
      8,           0.,         0.01,          0.1
      9,         0.01,           0.,         0.09
     10,         0.01,           0.,         0.08
     11,         0.01,           0.,         0.07
     12,         0.01,           0.,         0.06
     13,         0.01,           0.,         0.05
     14,         0.01,           0.,         0.04
     15,         0.01,           0.,         0.03
     16,         0.01,           0.,         0.02
     17,         0.01,           0.,         0.01
     18,         0.01,         0.01,         0.01
     19,         0.01,         0.01,         0.02
     20,         0.01,         0.01,         0.03
     21,         0.01,         0.01,         0.04
     22,         0.01,         0.01,         0.05
     23,         0.01,         0.01,         0.06
     24,         0.01,         0.01,         0.07
     25,         0.01,         0.01,         0.08
     26,         0.01,         0.01,         0.09
     27,           0.,           0.,         0.09
     28,           0.,           0.,         0.08
     29,           0.,           0.,         0.07
     30,           0.,           0.,         0.06
     31,           0.,           0.,         0.05
     32,           0.,           0.,         0.04
     33,           0.,           0.,         0.03
     34,           0.,           0.,         0.02
     35,           0.,           0.,         0.01
     36,           0.,         0.01,         0.01
     37,           0.,         0.01,         0.02
     38,           0.,         0.01,         0.03
     39,           0.,         0.01,         0.04
     40,           0.,         0.01,         0.05
     41,           0.,         0.01,         0.06
     42,           0.,         0.01,         0.07
     43,           0.,         0.01,         0.08
     44,           0.,         0.01,         0.09
     45,        0.005,        0.005,        0.065
     46,        0.005,        0.005,        0.075
     47,        0.005,        0.005,        0.085
     48,        0.005,        0.005,        0.095
     49,        0.005,  0.005003429,        0.005
     50,        0.005,        0.005,         0.03
*Element, type=AC3D4,elset=eall
 1, 13, 30, 40, 31
 2, 13, 22, 40, 30
 3, 13, 30, 12, 22
 4, 13, 40, 22, 39
 5, 13, 31, 40, 39
 6, 13, 31, 39, 14
 7, 41, 45, 24, 42
 8, 41, 45, 23, 24
 9, 41, 45, 30, 23
10, 41, 40, 23, 30
11, 41, 45, 29, 30
12, 41, 45, 42, 29
13, 47, 43, 26, 25
14, 47, 43, 46, 28
15, 47, 25, 46, 43
16, 47, 10, 28, 46
17, 47, 25, 10, 46
18, 47, 43, 44, 26
19, 47, 43, 27, 44
20, 47, 27, 43, 28
21, 47, 10, 27, 28
22, 47, 10,  9, 27
23, 47, 25,  9, 10
24, 47, 25, 26,  9
25, 10, 46, 24, 11
26, 10, 46, 25, 24
27, 10, 46, 11, 28
28, 32, 39, 31, 14
29, 46, 24, 42, 25
30, 46, 45, 24, 11
31, 46, 24, 45, 42
32, 46, 42, 45, 29
33, 46, 45, 11, 29
34, 46, 42, 43, 25
35, 46, 28, 42, 29
36, 46, 42, 28, 43
37, 46, 29, 11, 28
38, 45, 24, 11, 23
39, 45, 11, 29, 12
40, 45, 30, 12, 29
41, 45, 12, 23, 11
42, 45, 12, 30, 23
43, 35, 36, 34, 17
44, 18, 17, 16, 36
45, 18, 16, 19, 36
46, 12, 23, 22, 30
47, 40, 22, 23, 30
48, 37, 34, 36, 19
49, 34, 19, 16, 36
50, 34, 16, 17, 36
51, 48, 27,  5, 44
52, 48,  8, 44,  5
53, 48, 44,  8, 26
54, 48,  1, 26,  8
55, 48,  5,  2,  8
56, 48,  8,  2,  1
57, 48,  5, 27,  2
58, 48,  9,  2, 27
59, 48,  2,  9,  1
60, 48, 26,  1,  9
61, 48, 27, 47,  9
62, 48, 47, 26,  9
63, 48, 47, 27, 44
64, 48, 47, 44, 26
65, 21, 13, 39, 14
66, 21, 13, 22, 39
67, 49, 36, 35, 17
68, 49, 17, 35,  3
69, 49, 35,  6,  3
70, 49, 35, 36,  6
71, 49,  3,  6,  4
72, 49, 36,  7,  6
73, 49,  4,  6,  7
74, 49, 17,  3,  4
75, 49, 18, 36, 17
76, 49, 18, 17,  4
77, 49, 36, 18,  7
78, 49, 18,  4,  7
79, 50, 20, 15, 19
80, 50, 15, 32, 33
81, 50, 32, 38, 33
82, 50, 14, 32, 15
83, 50, 39, 32, 14
84, 50, 32, 39, 38
85, 50, 21, 39, 14
86, 50, 39, 21, 38
87, 50, 21, 14, 20
88, 50, 38, 21, 20
89, 50, 20, 14, 15
90, 50, 33, 38, 37
91, 50, 38, 20, 37
92, 50, 19, 15, 16
93, 50, 15, 33, 16
94, 50, 16, 33, 34
95, 50, 34, 19, 16
96, 50, 33, 37, 34
97, 50, 37, 19, 34
98, 50, 37, 20, 19
** Region: (Section-1:Picked)
*Elset, elset=_PickedSet3, internal, generate
  1,  98,   1
** Section: Section-1
*Solid Section, elset=_PickedSet3, material=air
1.,
*End Instance
**  
*Instance, name=ac3d20-1, part=ac3d20
          0.,        0.025,           0.
*Node
      1,         0.01,         0.01,          0.1
      2,         0.01,           0.,          0.1
      3,         0.01,         0.01,         0.08
      4,         0.01,           0.,         0.08
      5,         0.01,         0.01,         0.06
      6,         0.01,           0.,         0.06
      7,         0.01,         0.01,         0.04
      8,         0.01,           0.,         0.04
      9,         0.01,         0.01,         0.02
     10,         0.01,           0.,         0.02
     11,         0.01,         0.01,           0.
     12,         0.01,           0.,           0.
     13,           0.,         0.01,          0.1
     14,           0.,           0.,          0.1
     15,           0.,         0.01,         0.08
     16,           0.,           0.,         0.08
     17,           0.,         0.01,         0.06
     18,           0.,           0.,         0.06
     19,           0.,         0.01,         0.04
     20,           0.,           0.,         0.04
     21,           0.,         0.01,         0.02
     22,           0.,           0.,         0.02
     23,           0.,         0.01,           0.
     24,           0.,           0.,           0.
     25,           0.,         0.01,         0.09
     26,           0.,        0.005,         0.08
     27,           0.,           0.,         0.09
     28,           0.,        0.005,          0.1
     29,         0.01,        0.005,          0.1
     30,         0.01,           0.,         0.09
     31,         0.01,        0.005,         0.08
     32,         0.01,         0.01,         0.09
     33,        0.005,           0.,          0.1
     34,        0.005,         0.01,          0.1
     35,        0.005,           0.,         0.08
     36,        0.005,         0.01,         0.08
     37,           0.,         0.01,         0.07
     38,           0.,        0.005,         0.06
     39,           0.,           0.,         0.07
     40,         0.01,           0.,         0.07
     41,         0.01,        0.005,         0.06
     42,         0.01,         0.01,         0.07
     43,        0.005,           0.,         0.06
     44,        0.005,         0.01,         0.06
     45,           0.,         0.01,         0.05
     46,           0.,        0.005,         0.04
     47,           0.,           0.,         0.05
     48,         0.01,           0.,         0.05
     49,         0.01,        0.005,         0.04
     50,         0.01,         0.01,         0.05
     51,        0.005,           0.,         0.04
     52,        0.005,         0.01,         0.04
     53,           0.,         0.01,         0.03
     54,           0.,        0.005,         0.02
     55,           0.,           0.,         0.03
     56,         0.01,           0.,         0.03
     57,         0.01,        0.005,         0.02
     58,         0.01,         0.01,         0.03
     59,        0.005,           0.,         0.02
     60,        0.005,         0.01,         0.02
     61,           0.,         0.01,         0.01
     62,           0.,        0.005,           0.
     63,           0.,           0.,         0.01
     64,         0.01,           0.,         0.01
     65,         0.01,        0.005,           0.
     66,         0.01,         0.01,         0.01
     67,        0.005,           0.,           0.
     68,        0.005,         0.01,           0.
*Element, type=AC3D20,elset=eall
1, 13, 14, 16, 15,  1,  2,  4,  3, 28, 27, 26, 25, 29, 30, 31,
   32, 34, 33, 35, 36
2, 15, 16, 18, 17,  3,  4,  6,  5, 26, 39, 38, 37, 31, 40, 41,
   42, 36, 35, 43, 44
3, 17, 18, 20, 19,  5,  6,  8,  7, 38, 47, 46, 45, 41, 48, 49,
   50, 44, 43, 51, 52
4, 19, 20, 22, 21,  7,  8, 10,  9, 46, 55, 54, 53, 49, 56, 57,
   58, 52, 51, 59, 60
5, 21, 22, 24, 23,  9, 10, 12, 11, 54, 63, 62, 61, 57, 64, 65,
   66, 60, 59, 67, 68
** Region: (Section-1:Picked)
*Elset, elset=_PickedSet3, internal, generate
 1,  5,  1
** Section: Section-1
*Solid Section, elset=_PickedSet3, material=air
1.,
*End Instance
**  
*Instance, name=ac3d15-1, part=ac3d15
       0.025,        0.025,           0.
*Node
      1,         0.01,         0.01,          0.1
      2,         0.01,           0.,          0.1
      3,         0.01,           0.,           0.
      4,         0.01,         0.01,           0.
      5,         0.01,           0.,         0.02
      6,         0.01,           0.,         0.04
      7,         0.01,           0.,         0.06
      8,         0.01,           0.,         0.08
      9,         0.01,         0.01,         0.02
     10,         0.01,         0.01,         0.04
     11,         0.01,         0.01,         0.06
     12,         0.01,         0.01,         0.08
     13,  -2.235174e-10,         0.01,          0.1
     14,  -2.235174e-10,           0.,          0.1
     15,  -2.235174e-10,           0.,           0.
     16,  -2.235174e-10,         0.01,           0.
     17,  -2.235174e-10,           0.,         0.02
     18,  -2.235174e-10,           0.,         0.04
     19,  -2.235174e-10,           0.,         0.06
     20,  -2.235174e-10,           0.,         0.08
     21,  -2.235174e-10,         0.01,         0.02
     22,  -2.235174e-10,         0.01,         0.04
     23,  -2.235174e-10,         0.01,         0.06
     24,  -2.235174e-10,         0.01,         0.08
     25,         0.01,        0.005,          0.1
     26,         0.01,           0.,         0.09
     27,         0.01,        0.005,         0.09
     28,           0.,        0.005,         0.09
     29,           0.,           0.,         0.09
     30,           0.,        0.005,          0.1
     31,        0.005,           0.,         0.08
     32,        0.005,         0.01,          0.1
     33,        0.005,           0.,          0.1
     34,         0.01,        0.005,         0.03
     35,         0.01,           0.,         0.03
     36,         0.01,        0.005,         0.02
     37,           0.,        0.005,         0.02
     38,           0.,           0.,         0.03
     39,           0.,        0.005,         0.03
     40,        0.005,           0.,         0.02
     41,        0.005,         0.01,         0.02
     42,        0.005,           0.,         0.04
     43,         0.01,        0.005,         0.01
     44,         0.01,           0.,         0.01
     45,         0.01,        0.005,           0.
     46,           0.,        0.005,           0.
     47,           0.,           0.,         0.01
     48,           0.,        0.005,         0.01
     49,        0.005,           0.,           0.
     50,        0.005,         0.01,           0.
     51,         0.01,         0.01,         0.01
     52,           0.,         0.01,         0.01
     53,         0.01,         0.01,         0.03
     54,         0.01,        0.005,         0.04
     55,           0.,        0.005,         0.04
     56,           0.,         0.01,         0.03
     57,        0.005,         0.01,         0.04
     58,         0.01,        0.005,         0.06
     59,         0.01,        0.005,         0.07
     60,         0.01,           0.,         0.07
     61,           0.,           0.,         0.07
     62,           0.,        0.005,         0.07
     63,           0.,        0.005,         0.06
     64,        0.005,           0.,         0.06
     65,        0.005,         0.01,         0.06
     66,         0.01,           0.,         0.05
     67,         0.01,        0.005,         0.05
     68,           0.,        0.005,         0.05
     69,           0.,           0.,         0.05
     70,         0.01,         0.01,         0.05
     71,           0.,         0.01,         0.05
     72,         0.01,         0.01,         0.07
     73,         0.01,        0.005,         0.08
     74,           0.,        0.005,         0.08
     75,           0.,         0.01,         0.07
     76,        0.005,         0.01,         0.08
     77,         0.01,         0.01,         0.09
     78,           0.,         0.01,         0.09
*Element, type=AC3D15,elset=eall
 1,  1,  8,  2, 13, 20, 14, 27, 26, 25, 28, 29, 30, 32, 31, 33
 2,  9,  5,  6, 21, 17, 18, 36, 35, 34, 37, 38, 39, 41, 40, 42
 3,  4,  3,  5, 16, 15, 17, 45, 44, 43, 46, 47, 48, 50, 49, 40
 4,  4,  5,  9, 16, 17, 21, 43, 36, 51, 48, 37, 52, 50, 40, 41
 5,  9,  6, 10, 21, 18, 22, 34, 54, 53, 39, 55, 56, 41, 42, 57
 6,  7,  8, 11, 19, 20, 23, 60, 59, 58, 61, 62, 63, 64, 31, 65
 7,  7, 10,  6, 19, 22, 18, 67, 54, 66, 68, 55, 69, 64, 57, 42
 8,  7, 11, 10, 19, 23, 22, 58, 70, 67, 63, 71, 68, 64, 65, 57
 9,  8, 12, 11, 20, 24, 23, 73, 72, 59, 74, 75, 62, 31, 76, 65
10,  8,  1, 12, 20, 13, 24, 27, 77, 73, 28, 78, 74, 31, 32, 76
** Region: (Section-1:Picked)
*Elset, elset=_PickedSet3, internal, generate
 1, 10,  1
** Section: Section-1
*Solid Section, elset=_PickedSet3, material=air
1.,
*End Instance
**  
*Instance, name=ac3d10-1, part=ac3d10
        0.05,        0.025,           0.
*Node
      1,         0.01,         0.01,          0.1
      2,         0.01,           0.,          0.1
      3,         0.01,           0.,           0.
      4,         0.01,         0.01,           0.
      5,           0.,           0.,          0.1
      6,           0.,           0.,           0.
      7,           0.,         0.01,           0.
      8,           0.,         0.01,          0.1
      9,         0.01,           0.,         0.08
     10,         0.01,           0.,         0.06
     11,         0.01,           0.,         0.04
     12,         0.01,           0.,         0.02
     13,         0.01,         0.01,         0.02
     14,         0.01,         0.01,         0.04
     15,         0.01,         0.01,         0.06
     16,         0.01,         0.01,         0.08
     17,           0.,           0.,         0.08
     18,           0.,           0.,         0.06
     19,           0.,           0.,         0.04
     20,           0.,           0.,         0.02
     21,           0.,         0.01,         0.02
     22,           0.,         0.01,         0.04
     23,           0.,         0.01,         0.06
     24,           0.,         0.01,         0.08
     25,        0.005,        0.005,         0.07
     26,        0.005,        0.005,         0.01
     27,        0.005,  0.005000005,         0.05
     28,  0.004999988,        0.005,         0.09
     29,       0.0025,       0.0025,        0.075
     30,           0.,           0.,         0.07
     31,       0.0025,       0.0025,        0.065
     32,           0.,        0.005,         0.07
     33,       0.0025,       0.0075,        0.075
     34,           0.,        0.005,         0.08
     35,        0.005,           0.,         0.07
     36,       0.0075,       0.0025,        0.065
     37,        0.005,           0.,         0.06
     38,           0.,        0.005,         0.06
     39,       0.0025,       0.0075,        0.065
     40,           0.,         0.01,         0.07
     41,        0.005,        0.005,         0.06
     42,         0.01,        0.005,         0.06
     43,       0.0075,       0.0075,        0.065
     44,        0.005,         0.01,         0.06
     45,        0.005,         0.01,         0.07
     46,       0.0075,       0.0075,        0.075
     47,        0.005,         0.01,         0.08
     48,         0.01,         0.01,         0.07
     49,        0.005,        0.005,         0.08
     50,         0.01,        0.005,         0.08
     51,       0.0075,       0.0025,        0.075
     52,        0.005,           0.,         0.08
     53,         0.01,        0.005,         0.07
     54,         0.01,           0.,         0.07
     55,         0.01,         0.01,         0.03
     56,        0.005,        0.005,         0.03
     57,        0.005,        0.005,         0.02
     58,           0.,        0.005,         0.02
     59,        0.005,         0.01,         0.02
     60,        0.005,         0.01,         0.03
     61,        0.005,           0.,         0.03
     62,         0.01,        0.005,         0.03
     63,         0.01,           0.,         0.03
     64,         0.01,        0.005,         0.02
     65,        0.005,           0.,         0.02
     66,         0.01,        0.005,         0.04
     67,           0.,        0.005,         0.03
     68,           0.,           0.,         0.03
     69,           0.,        0.005,         0.04
     70,        0.005,        0.005,         0.04
     71,        0.005,         0.01,         0.04
     72,           0.,         0.01,         0.03
     73,        0.005,           0.,         0.04
     74,       0.0025,       0.0025,        0.005
     75,           0.,           0.,         0.01
     76,       0.0025,       0.0025,        0.015
     77,        0.005,           0.,         0.01
     78,       0.0075,       0.0025,        0.005
     79,        0.005,           0.,           0.
     80,         0.01,        0.005,           0.
     81,       0.0075,       0.0075,        0.005
     82,        0.005,        0.005,           0.
     83,       0.0075,       0.0025,        0.015
     84,         0.01,           0.,         0.01
     85,         0.01,        0.005,         0.01
     86,       0.0075,       0.0075,        0.015
     87,         0.01,         0.01,         0.01
     88,        0.005,         0.01,           0.
     89,       0.0025,       0.0075,        0.005
     90,           0.,        0.005,           0.
     91,        0.005,         0.01,         0.01
     92,           0.,         0.01,         0.01
     93,       0.0025,       0.0075,        0.015
     94,           0.,        0.005,         0.01
     95,       0.0075,  0.007500002,        0.055
     96,       0.0075,  0.002500002,        0.055
     97,       0.0025,  0.007500002,        0.055
     98,         0.01,         0.01,         0.05
     99,       0.0075,  0.007500002,        0.045
    100,         0.01,        0.005,         0.05
    101,       0.0025,  0.002500002,        0.055
    102,         0.01,           0.,         0.05
    103,       0.0075,  0.002500002,        0.045
    104,        0.005,           0.,         0.05
    105,       0.0025,  0.002500002,        0.045
    106,           0.,           0.,         0.05
    107,           0.,        0.005,         0.05
    108,       0.0025,  0.007500002,        0.045
    109,           0.,         0.01,         0.05
    110,        0.005,         0.01,         0.05
    111,  0.007499994,       0.0025,        0.095
    112,        0.005,           0.,          0.1
    113,  0.002499994,       0.0025,        0.095
    114,           0.,        0.005,          0.1
    115,  0.002499994,       0.0075,        0.095
    116,        0.005,        0.005,          0.1
    117,  0.002499994,       0.0025,        0.085
    118,           0.,           0.,         0.09
    119,        0.005,           0.,         0.09
    120,        0.005,         0.01,          0.1
    121,  0.007499994,       0.0075,        0.095
    122,         0.01,        0.005,          0.1
    123,  0.007499994,       0.0025,        0.085
    124,         0.01,           0.,         0.09
    125,         0.01,        0.005,         0.09
    126,  0.007499994,       0.0075,        0.085
    127,         0.01,         0.01,         0.09
    128,        0.005,         0.01,         0.09
    129,           0.,         0.01,         0.09
    130,  0.002499994,       0.0075,        0.085
    131,           0.,        0.005,         0.09
*Element, type=AC3D10,elset=eall
 1,  25,  18,  17,  24,  31,  30,  29,  33,  32,  34
 2,  25,  10,  17,  18,  36,  35,  29,  31,  37,  30
 3,  25,  18,  24,  23,  31,  32,  33,  39,  38,  40
 4,  25,  10,  18,  23,  36,  37,  31,  39,  41,  38
 5,  25,  15,  10,  23,  43,  42,  36,  39,  44,  41
 6,  25,  23,  24,  16,  39,  40,  33,  46,  45,  47
 7,  25,  23,  16,  15,  39,  45,  46,  43,  44,  48
 8,  25,  16,  24,  17,  46,  47,  33,  29,  49,  34
 9,  25,   9,  16,  17,  51,  50,  46,  29,  52,  49
10,  25,  15,  16,   9,  43,  48,  46,  51,  53,  50
11,  25,  10,   9,  17,  36,  54,  51,  29,  35,  52
12,  25,  15,   9,  10,  43,  53,  51,  36,  42,  54
13,  13,  20,  14,  21,  57,  56,  55,  59,  58,  60
14,  13,  11,  20,  12,  62,  61,  57,  64,  63,  65
15,  13,  20,  11,  14,  57,  61,  62,  55,  56,  66
16,  22,  19,  20,  14,  69,  68,  67,  71,  70,  56
17,  22,  14,  20,  21,  71,  56,  67,  72,  60,  58
18,  19,  11,  20,  14,  73,  61,  68,  70,  66,  56
19,  26,  20,   6,   3,  76,  75,  74,  78,  77,  79
20,  26,   3,   6,   4,  78,  79,  74,  81,  80,  82
21,  26,  12,  20,   3,  83,  65,  76,  78,  84,  77
22,  26,  12,   3,   4,  83,  84,  78,  81,  85,  80
23,  26,  13,  20,  12,  86,  57,  76,  83,  64,  65
24,  26,  13,  12,   4,  86,  64,  83,  81,  87,  85
25,  26,   4,   6,   7,  81,  82,  74,  89,  88,  90
26,  26,  13,   4,   7,  86,  87,  81,  89,  91,  88
27,  26,  21,   7,   6,  93,  92,  89,  74,  94,  90
28,  26,  21,  13,   7,  93,  59,  86,  89,  92,  91
29,  26,  20,  21,   6,  76,  58,  93,  74,  75,  94
30,  26,  20,  13,  21,  76,  57,  86,  93,  58,  59
31,  27,  10,  15,  23,  96,  42,  95,  97,  41,  44
32,  27,  14,  15,  10,  99,  98,  95,  96, 100,  42
33,  27,  18,  10,  23, 101,  37,  96,  97,  38,  41
34,  27,  11,  10,  18, 103, 102,  96, 101, 104,  37
35,  27,  11,  14,  10, 103,  66,  99,  96, 102, 100
36,  27,  19,  11,  18, 105,  73, 103, 101, 106, 104
37,  27,  11,  19,  14, 103,  73, 105,  99,  66,  70
38,  27,  19,  18,  23, 105, 106, 101,  97, 107,  38
39,  27,  22,  19,  23, 108,  69, 105,  97, 109, 107
40,  27,  19,  22,  14, 105,  69, 108,  99,  70,  71
41,  27,  22,  23,  15, 108, 109,  97,  95, 110,  44
42,  27,  14,  22,  15,  99,  71, 108,  95,  98, 110
43,  28,   5,   2,   8, 113, 112, 111, 115, 114, 116
44,  28,   5,  17,   2, 113, 118, 117, 111, 112, 119
45,  28,   8,   2,   1, 115, 116, 111, 121, 120, 122
46,  28,   2,   9,   1, 111, 124, 123, 121, 122, 125
47,  28,   9,   2,  17, 123, 124, 111, 117,  52, 119
48,  28,  16,   9,  17, 126,  50, 123, 117,  49,  52
49,  28,  16,   1,   9, 126, 127, 121, 123,  50, 125
50,  28,   1,  16,   8, 121, 127, 126, 115, 120, 128
51,  28,  24,   8,  16, 130, 129, 115, 126,  47, 128
52,  28,  24,  16,  17, 130,  47, 126, 117,  34,  49
53,  28,   8,  24,   5, 115, 129, 130, 113, 114, 131
54,  28,  17,   5,  24, 117, 118, 113, 130,  34, 131
** Region: (Section-1:Picked)
*Elset, elset=_PickedSet4, internal, generate
  1,  54,   1
** Section: Section-1
*Solid Section, elset=_PickedSet4, material=air
1.,
*End Instance
**
*Instance, name=ac3d5-1, part=ac3d5
          0.,       -0.025,           0.
*Node
      1,         0.01,         0.01,          0.1
      2,         0.01,           0.,          0.1
      3,         0.01,         0.01,         0.09
      4,         0.01,           0.,         0.09
      5,         0.01,         0.01,         0.08
      6,         0.01,           0.,         0.08
      7,         0.01,         0.01,         0.07
      8,         0.01,           0.,         0.07
      9,         0.01,         0.01,         0.06
     10,         0.01,           0.,         0.06
     11,         0.01,         0.01,         0.05
     12,         0.01,           0.,         0.05
     13,         0.01,         0.01,         0.04
     14,         0.01,           0.,         0.04
     15,         0.01,         0.01,         0.03
     16,         0.01,           0.,         0.03
     17,         0.01,         0.01,         0.02
     18,         0.01,           0.,         0.02
     19,         0.01,         0.01,         0.01
     20,         0.01,           0.,         0.01
     21,         0.01,         0.01,           0.
     22,         0.01,           0.,           0.
     23,           0.,         0.01,          0.1
     24,           0.,           0.,          0.1
     25,           0.,         0.01,         0.09
     26,           0.,           0.,         0.09
     27,           0.,         0.01,         0.08
     28,           0.,           0.,         0.08
     29,           0.,         0.01,         0.07
     30,           0.,           0.,         0.07
     31,           0.,         0.01,         0.06
     32,           0.,           0.,         0.06
     33,           0.,         0.01,         0.05
     34,           0.,           0.,         0.05
     35,           0.,         0.01,         0.04
     36,           0.,           0.,         0.04
     37,           0.,         0.01,         0.03
     38,           0.,           0.,         0.03
     39,           0.,         0.01,         0.02
     40,           0.,           0.,         0.02
     41,           0.,         0.01,         0.01
     42,           0.,           0.,         0.01
     43,           0.,         0.01,           0.
     44,           0.,           0.,           0.
*Element, type=AC3D5,elset=eall
  1, 25, 23, 24, 26,  1
101,  2,  4, 26, 24,  1
201,  3, 25, 26,  4,  1
  2, 25, 26, 28, 27,  3
102,  4,  6, 28, 26,  3
202,  5, 27, 28,  6,  3
  3, 27, 28, 30, 29,  5
103,  6,  8, 30, 28,  5
203,  7, 29, 30,  8,  5  
  4, 29, 30, 32, 31,  7
104,  8, 10, 32, 30,  7
204,  9, 31, 32, 10,  7
  5, 31, 32, 34, 33,  9
105, 10, 12, 34, 32,  9
205, 11, 33, 34, 12,  9
  6, 33, 34, 36, 35, 11
106, 12, 14, 36, 34, 11
206, 13, 35, 36, 14, 11
  7, 35, 36, 38, 37, 13
107, 14, 16, 38, 36, 13
207, 15, 37, 38, 16, 13
  8, 37, 38, 40, 39, 15
108, 16, 18, 40, 38, 15
208, 17, 39, 40, 18, 15
  9, 39, 40, 42, 41, 17
109, 18, 20, 42, 40, 17
209, 19, 41, 42, 20, 17
 10, 41, 42, 44, 43, 19
110, 20, 22, 44, 42, 19
210, 21, 43, 44, 22, 19
** Region: (Section-1:Picked)
*Elset, elset=_PickedSet3, internal, generate
   1,  10,  1
 101, 110,  1
 201, 210,  1
** Section: Section-1
*Solid Section, elset=_PickedSet3, material=air
1.,
*End Instance
*Nset, nset=QA_TEST, instance=ac3d8-1
 21, 22, 43, 44
*Nset, nset=QA_TEST, instance=ac3d5-1
 21, 22, 43, 44
*Nset, nset=QA_TEST, instance=ac3d6-1
  3,  4, 25, 26
*Nset, nset=QA_TEST, instance=ac3d20-1
 11, 12, 23, 24, 62, 65, 67, 68
*Nset, nset=QA_TEST, instance=ac3d10-1
  3,  4,  6,  7, 79, 80, 82, 88, 90
*Nset, nset=QA_TEST, instance=ac3d4-1
 3, 4, 6, 7
*Nset, nset=QA_TEST, instance=ac3d15-1
  3,  4, 15, 16, 45, 46, 49, 50
*Elset, elset=QA_TEST, instance=ac3d8-1
10,
*Elset, elset=QA_TEST, instance=ac3d5-1
210,
*Elset, elset=QA_TEST, instance=ac3d6-1
 3,
*Elset, elset=QA_TEST, instance=ac3d20-1
 5,
*Elset, elset=QA_TEST, instance=ac3d10-1
 20, 25
*Elset, elset=QA_TEST, instance=ac3d4-1
 71, 73
*Elset, elset=QA_TEST, instance=ac3d15-1
 3,
*Elset, elset=_Bottom_S3, internal, instance=ac3d8-1
 1,
*Elset, elset=_Bottom_S3, internal, instance=ac3d5-1
 1,
*Elset, elset=_Bottom_S3, internal, instance=ac3d20-1
 1,
*Elset, elset=_Bottom_S3, internal, instance=ac3d10-1
 43, 45
*Elset, elset=_Bottom_S3, internal, instance=ac3d4-1
 55, 56
*Elset, elset=_Bottom_S5, internal, instance=ac3d6-1
 1,
*Elset, elset=_Bottom_S5, internal, instance=ac3d5-1
 101,
*Elset, elset=_Bottom_S5, internal, instance=ac3d15-1
 1,
*Surface, type=ELEMENT, name=Bottom
_Bottom_S3, S3
_Bottom_S5, S5
**Elset, elset=_Top_S5, internal, instance=ac3d8-1
**10,
*Elset, elset=_Top_S5, internal, instance=ac3d20-1
 5,
*Elset, elset=_Top_S3, internal, instance=ac3d6-1
 3,
*Elset, elset=_Top_S3, internal, instance=ac3d10-1
 20, 25
*Elset, elset=_Top_S3, internal, instance=ac3d4-1
 71, 73
*Elset, elset=_Top_S3, internal, instance=ac3d15-1
 3,
*Surface, type=ELEMENT, name=Top
_Top_S5, S5
_Top_S3, S3
*Elset, elset=elout, internal, instance=ac3d8-1
eall,
*Elset, elset=elout, internal, instance=ac3d5-1
eall,
*Elset, elset=elout, internal, instance=ac3d20-1
eall,
*Elset, elset=elout, internal, instance=ac3d6-1
eall,
*Elset, elset=elout, internal, instance=ac3d10-1
eall,
*Elset, elset=elout, internal, instance=ac3d4-1
eall,
*Elset, elset=elout, internal, instance=ac3d15-1
eall,
*End Assembly
** 
** MATERIALS
** 
*MATERIAL,NAME=AIR
*DENSITY
1.e3, 
*ACOUSTIC MEDIUM,BULK MODULUS
2.25E7,
**
***********************************************
*STEP
REAL EIGENANALYSIS
*frequency
18,21.0, 3730.0
**
*OUTPUT, FIELD
*NODE OUTPUT
POR
*END STEP
***********************************************
*STEP
REAL EIGENANALYSIS
*frequency
18,21.0, 3730.0
*SIMPEDANCE,NON=SPH
bottom,0.2
*OUTPUT, FIELD
*NODE OUTPUT
POR
*END STEP
***********************************************